<template>
  <div class="search">
    <div class="search-box-wrapper">
      <search-box ref="searchBox" @query="onQueryChange"></search-box>
    </div>
    <div ref="shortcutWrapper" class="shortcut-wrapper" v-show="!query">
      <scroll class="shortcut" ref="shortcut">
        <div class="hot-key">
          <h1 class="title">热门搜索</h1>
          <ul>
            <li @click="addQuery(item.k)" class="item" v-for="item in hotKey" :key="item.key">
              <span>{{item.k}}</span>
            </li>
          </ul>
        </div>
        <div class="search-history" v-show="searchHistory.length">
          <h1 class="title">
            <span class="text">搜索历史</span>
            <span class="clear">
              <i class="icon-clear"></i>
            </span>
          </h1>
          <search-list :searches="searchHistory"></search-list>
        </div>
      </scroll>
    </div>
    <div ref="searchResult" class="search-result" v-show="query">
      <suggest ref="suggest" :query="query" @listScroll="blurInput" @select="saveSearch"></suggest>
    </div>
    <router-view></router-view>
  </div>
</template>

<script type="text/ecmascript-6">
import SearchBox from 'base/search-box/search-box'
import { getHotKey } from 'api/serach'
import { ERR_OK } from 'api/config'
import Suggest from 'components/suggest/suggest'
import { mapActions, mapGetters } from 'vuex'
import SearchList from 'base/search-list/search-list'
import { playlistMixin } from 'common/js/mixin'
import Scroll from 'base/scroll/scroll'

export default {
  mixins: [playlistMixin],
  created () {
    this._getHotKey()
  },
  data () {
    return {
      hotKey: [],
      query: ''
    }
  },
  computed: {
    ...mapGetters([
      'searchHistory'
    ])
  },
  methods: {
    handlePlaylist (playlist) {
      const bottom = playlist.length > 0 ? '60px' : ''
      this.$refs.shortcutWrapper.style.bottom = bottom
      this.$refs.shortcut.refresh()
      this.$refs.searchResult.style.bottom = bottom
      this.$refs.suggest.refresh()
    },
    addQuery (query) {
      this.$refs.searchBox.setQuery(query)
    },
    onQueryChange (query) {
      this.query = query
    },
    blurInput () {
      this.$refs.searchBox.blur()
    },
    saveSearch () {
      this.saveSearchHistory(this.query)
    },
    _getHotKey () {
      getHotKey().then((res) => {
        if (res.code === ERR_OK) {
          this.hotKey = res.data.hotkey.slice(0, 10)
        }
      })
    },
    ...mapActions([
      'saveSearchHistory'
    ])
  },
  components: {
    SearchBox,
    Suggest,
    SearchList,
    Scroll
  }
}
</script>

<style scoped lang="stylus" type="text/stylus">
@import "~common/stylus/variable"
@import "~common/stylus/mixin"

.search
  .search-box-wrapper
    margin: 20px
  .shortcut-wrapper
    position: fixed
    top: 178px
    bottom: 0
    width: 100%
    .shortcut
      height: 100%
      overflow: hidden
      .hot-key
        margin: 0 20px 20px 20px
        .title
          margin-bottom: 20px
          font-size: $font-size-medium
          color: $color-text-l
        .item
          display: inline-block
          padding: 5px 10px
          margin: 0 20px 10px 0
          border-radius: 6px
          background: $color-highlight-background
          font-size: $font-size-medium
          color: $color-text-d
      .search-history
        position: relative
        margin: 0 20px
        .title
          display: flex
          align-items: center
          height: 40px
          font-size: $font-size-medium
          color: $color-text-l
          .text
            flex: 1
          .clear
            extend-click()
            .icon-clear
              font-size: $font-size-medium
              color: $color-text-d
  .search-result
    position: fixed
    width: 100%
    top: 178px
    bottom: 0
</style>
